Send in a herbarium sample

The RHS Herbarium welcomes material of plants in cultivation that are new or unusual.

If sending material to the herbarium, a few simple rules will help to keep it in the best condition for pressing.

Send a sample 

Prepare your own herbarium samples using these guidelines to help create long-lasting herbarium specimens.

How to press 

Get involved

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.